// Generated from SqlBase.g4 by ANTLR 4.9.2
package com.xue.antlr.sqlBase;
import org.antlr.v4.runtime.Lexer;
import org.antlr.v4.runtime.CharStream;
import org.antlr.v4.runtime.Token;
import org.antlr.v4.runtime.TokenStream;
import org.antlr.v4.runtime.*;
import org.antlr.v4.runtime.atn.*;
import org.antlr.v4.runtime.dfa.DFA;
import org.antlr.v4.runtime.misc.*;

@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast"})
public class SqlBaseLexer extends Lexer {
	static { RuntimeMetaData.checkVersion("4.9.2", RuntimeMetaData.VERSION); }

	protected static final DFA[] _decisionToDFA;
	protected static final PredictionContextCache _sharedContextCache =
		new PredictionContextCache();
	public static final int
		T__0=1, T__1=2, SELECT=3, FROM=4, IDENTIFIER=5, WS=6, UNRECOGNIZED=7;
	public static String[] channelNames = {
		"DEFAULT_TOKEN_CHANNEL", "HIDDEN"
	};

	public static String[] modeNames = {
		"DEFAULT_MODE"
	};

	private static String[] makeRuleNames() {
		return new String[] {
			"T__0", "T__1", "SELECT", "FROM", "DIGIT", "LETTER", "IDENTIFIER", "WS", 
			"UNRECOGNIZED"
		};
	}
	public static final String[] ruleNames = makeRuleNames();

	private static String[] makeLiteralNames() {
		return new String[] {
			null, "','", "'.'", "'SELECT'", "'FROM'"
		};
	}
	private static final String[] _LITERAL_NAMES = makeLiteralNames();
	private static String[] makeSymbolicNames() {
		return new String[] {
			null, null, null, "SELECT", "FROM", "IDENTIFIER", "WS", "UNRECOGNIZED"
		};
	}
	private static final String[] _SYMBOLIC_NAMES = makeSymbolicNames();
	public static final Vocabulary VOCABULARY = new VocabularyImpl(_LITERAL_NAMES, _SYMBOLIC_NAMES);

	/**
	 * @deprecated Use {@link #VOCABULARY} instead.
	 */
	@Deprecated
	public static final String[] tokenNames;
	static {
		tokenNames = new String[_SYMBOLIC_NAMES.length];
		for (int i = 0; i < tokenNames.length; i++) {
			tokenNames[i] = VOCABULARY.getLiteralName(i);
			if (tokenNames[i] == null) {
				tokenNames[i] = VOCABULARY.getSymbolicName(i);
			}

			if (tokenNames[i] == null) {
				tokenNames[i] = "<INVALID>";
			}
		}
	}

	@Override
	@Deprecated
	public String[] getTokenNames() {
		return tokenNames;
	}

	@Override

	public Vocabulary getVocabulary() {
		return VOCABULARY;
	}


	public SqlBaseLexer(CharStream input) {
		super(input);
		_interp = new LexerATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
	}

	@Override
	public String getGrammarFileName() { return "SqlBase.g4"; }

	@Override
	public String[] getRuleNames() { return ruleNames; }

	@Override
	public String getSerializedATN() { return _serializedATN; }

	@Override
	public String[] getChannelNames() { return channelNames; }

	@Override
	public String[] getModeNames() { return modeNames; }

	@Override
	public ATN getATN() { return _ATN; }

	public static final String _serializedATN =
		"\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\2\t>\b\1\4\2\t\2\4"+
		"\3\t\3\4\4\t\4\4\5\t\5\4\6\t\6\4\7\t\7\4\b\t\b\4\t\t\t\4\n\t\n\3\2\3\2"+
		"\3\3\3\3\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\5\3\5\3\5\3\5\3\5\3\6\3\6\3\7\3"+
		"\7\3\b\3\b\5\b,\n\b\3\b\3\b\3\b\7\b\61\n\b\f\b\16\b\64\13\b\3\t\6\t\67"+
		"\n\t\r\t\16\t8\3\t\3\t\3\n\3\n\2\2\13\3\3\5\4\7\5\t\6\13\2\r\2\17\7\21"+
		"\b\23\t\3\2\6\3\2\62;\3\2C\\\5\2<<BBaa\5\2\13\f\17\17\"\"\2@\2\3\3\2\2"+
		"\2\2\5\3\2\2\2\2\7\3\2\2\2\2\t\3\2\2\2\2\17\3\2\2\2\2\21\3\2\2\2\2\23"+
		"\3\2\2\2\3\25\3\2\2\2\5\27\3\2\2\2\7\31\3\2\2\2\t \3\2\2\2\13%\3\2\2\2"+
		"\r\'\3\2\2\2\17+\3\2\2\2\21\66\3\2\2\2\23<\3\2\2\2\25\26\7.\2\2\26\4\3"+
		"\2\2\2\27\30\7\60\2\2\30\6\3\2\2\2\31\32\7U\2\2\32\33\7G\2\2\33\34\7N"+
		"\2\2\34\35\7G\2\2\35\36\7E\2\2\36\37\7V\2\2\37\b\3\2\2\2 !\7H\2\2!\"\7"+
		"T\2\2\"#\7Q\2\2#$\7O\2\2$\n\3\2\2\2%&\t\2\2\2&\f\3\2\2\2\'(\t\3\2\2(\16"+
		"\3\2\2\2),\5\r\7\2*,\7a\2\2+)\3\2\2\2+*\3\2\2\2,\62\3\2\2\2-\61\5\r\7"+
		"\2.\61\5\13\6\2/\61\t\4\2\2\60-\3\2\2\2\60.\3\2\2\2\60/\3\2\2\2\61\64"+
		"\3\2\2\2\62\60\3\2\2\2\62\63\3\2\2\2\63\20\3\2\2\2\64\62\3\2\2\2\65\67"+
		"\t\5\2\2\66\65\3\2\2\2\678\3\2\2\28\66\3\2\2\289\3\2\2\29:\3\2\2\2:;\b"+
		"\t\2\2;\22\3\2\2\2<=\13\2\2\2=\24\3\2\2\2\7\2+\60\628\3\2\3\2";
	public static final ATN _ATN =
		new ATNDeserializer().deserialize(_serializedATN.toCharArray());
	static {
		_decisionToDFA = new DFA[_ATN.getNumberOfDecisions()];
		for (int i = 0; i < _ATN.getNumberOfDecisions(); i++) {
			_decisionToDFA[i] = new DFA(_ATN.getDecisionState(i), i);
		}
	}
}